1 files changed, 78 insertions, 0 deletions
diff --git a/users/test/integration/api/python/flow_with_srp.py b/users/test/integration/api/python/flow_with_srp.py
new file mode 100755
index 0000000..0a11aec
--- /dev/null
+++ b/users/test/integration/api/python/flow_with_srp.py
@@ -0,0 +1,78 @@
+#!/usr/bin/env python
+
+# under development
+
+import requests
+import json
+import string
+import random
+import srp._pysrp as srp
+import binascii
+
+safe_unhexlify = lambda x: binascii.unhexlify(x) if (len(x) % 2 == 0) else binascii.unhexlify('0'+x)
+
+# let's have some random name
+def id_generator(size=6, chars=string.ascii_uppercase + string.digits):
+  return ''.join(random.choice(chars) for x in range(size))
+
+# using globals for a start
+server = 'http://springbok/1/'
+login = id_generator()
+password = id_generator() + id_generator()
+
+# print '    username = "' + login + '"'
+# print '    password = "' + password + '"'
+
+# log the server communication
+def print_and_parse(response):
+  # print response.request.method + ': ' + response.url
+  # print "    " + json.dumps(response.request.data)
+  # print " -> " + response.text
+  return json.loads(response.text)
+
+def signup(session):
+  salt, vkey = srp.create_salted_verification_key( login, password, srp.SHA256, srp.NG_1024 )
+  # print '    salt = "' + binascii.hexlify(salt) + '"'
+  # print '    v = "' + binascii.hexlify(vkey) + '"'
+  user_params = {
+      'user[login]': login,
+      'user[password_verifier]': binascii.hexlify(vkey),
+      'user[password_salt]': binascii.hexlify(salt)
+      }
+  return session.post(server + '/users.json', data = user_params)
+
+usr = srp.User( login, password, srp.SHA256, srp.NG_1024 )
+
+def authenticate(session, login):
+  uname, A = usr.start_authentication()
+  # print '    aa = "' + binascii.hexlify(A) + '"'
+  params = {
+      'login': uname,
+      'A': binascii.hexlify(A)
+      }
+  init = print_and_parse(session.post(server + '/sessions', data = params))
+  # print '    b = "' + init['b'] + '"'
+  # print '    bb = "' + init['B'] + '"'
+  M = usr.process_challenge( safe_unhexlify(init['salt']), safe_unhexlify(init['B']) )
+  # print '    m = "' + binascii.hexlify(M) + '"'
+  return session.put(server + '/sessions/' + login, 
+      data = {'client_auth': binascii.hexlify(M)})
+
+session = requests.session()
+user = print_and_parse(signup(session))
+
+# SRP signup would happen here and calculate M hex
+auth = print_and_parse(authenticate(session, user['login']))
+if ( 'errors' in auth ):
+  print '    u = "%x"' % usr.u
+  print '    x = "%x"' % usr.x
+  print '    v = "%x"' % usr.v
+  print '    S = "%x"' % usr.S
+  print '    K = "' + binascii.hexlify(usr.K) + '"'
+  print '    M = "%x"' % usr.M
+else:
+  usr.verify_session( safe_unhexlify(auth["M2"]) )
+
+# At this point the authentication process is complete.
+assert usr.authenticated()
+